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JPS5853128Y2 |
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JPS5853126Y2 |
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JPS5853685B2 |
PURPOSE:To produce a titled liner of a long life economically in a short time by separately packing super heat resistant alloy powder and iron-base hot tool steel alloy powder respectively in an annular space part of two pieces of metall...
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JPS58175809U |
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JPS5849131Y2 |
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JPS5849133Y2 |
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JPS5849338B2 |
The invention relates to the manufacture of wire-drawing dies and provides a method for securing a core in a metal housing. It comprises the clamping of an annulus (43), consisting of a hardenable metal alloy, around a cylindrical core (...
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JPS5848250B2 |
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JPS5848251B2 |
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JPS58184012A |
PURPOSE: To manufacture a profile having a uniform sectional shape and highly dimensional accuracy without causing defects in appearance, by making the passing speed of a material in a die different in the crosswise direction of a profil...
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JPS5847925B2 |
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JPS58163584A |
(57) [Abstract] Since this gazette is application data in front of an electronic application, the data of an abstract is not recorded.
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JPS58143014U |
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JPS58161973A |
(57) [Abstract] Since this gazette is application data in front of an electronic application, the data of an abstract is not recorded.
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JPS58134207U |
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JPS5838084B2 |
PURPOSE:To improve the brazing strength of metal plate in the production of the die for molding the ceramic honeycomb body for purifying the motor vehicle exhaust gas, by fitting the concave sections of a metal plate into the nonworked s...
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JPS58111141U |
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JPS58125315A |
PURPOSE: To make positioning of core materials accurate and sure by forming metal flow guides which equalize the pressure balance that the extruded metal flowing so as to enclose the core materials applies upon the core materials to an a...
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JPS5834202B2 |
Billet material is extruded through a die having a plurality of die apertures thereby to produce simultaneously a plurality of extruded products such as wire. In one embodiment, the die has a conical mouth with a first die aperture at th...
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JPS5832004B2 |
A die holder has adjacent to its front end an annular step portion comprising a steep wall and a gradual wall tapered from the steep wall to the front end, the annular step portion being adapted to provide an annular space between the st...
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JPS5830665Y2 |
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JPS58110119A |
PURPOSE: To easily and precisely obtain a metallic perforated extruded die having plural hollow parts in its inner and outer sides by dividing a male die into the 1st and 2nd dies provided with specific hollow part forming projected part...
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JPS5889109U |
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JPS5885413U |
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JPS5885412U |
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JPS5827230B2 |
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JPS5881014U |
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JPS5881513A |
PURPOSE: To easily obtain a composite metallic wire having no eccentricity, by covering the outer circumference of a core material while extruding a billet of covering metal dividedly in a die, and performing an extrusion forming while a...
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JPS5874572A |
(57) [Abstract] Since this gazette is application data in front of an electronic application, the data of an abstract is not recorded.
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JPS5874575A |
(57) [Abstract] Since this gazette is application data in front of an electronic application, the data of an abstract is not recorded.
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JPS5874574A |
(57) [Abstract] Since this gazette is application data in front of an electronic application, the data of an abstract is not recorded.
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JPS5861916A |
PURPOSE: To prevent a dimensional accuracy of a screw-shaped part from a deterioration due to material temperature, by using a specially shaped die for extrusion in manufacturing a screw-shaped part such as a drill by a hot extrusion. CO...
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JPS5851811U |
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JPS5844911A |
PURPOSE: To directly form a product having twisted shape by extrusion, by giving a rotating force centering on the axial line of extrusion, to a blank material protruding from a forming slit of a die, and giving a rotating force to a die...
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JPS5831663U |
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JPS5810964Y2 |
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JPS5832517A |
PURPOSE: To obtain a small-sized and precisl die having high dimensional accuracy for press works by setting a die side and port side as the die meshing with each other to perform heat treatment and by centering both sides through center...
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JPS5828720U |
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JPS5828721U |
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JPS5828722U |
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JPS5825812A |
In continuous friction-actuated extrusion, especially Conform extrusion of copper, at least part of the tooling is made from aged nickel-chromium base alloy (which is preferably cold-worked before aging to give a yield strength of at lea...
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JPS5823512A |
PURPOSE: To reduce the extrusion ratio of an extrusion press,prevent a generation of extrusion discard and improve product yield and efficiency by providing a continuous pipe rolling mill having a large rolling rate to the place just beh...
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JPS586640Y2 |
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JPS5816727A |
PURPOSE: To obtain screw-like parts of a good quality, having a spiral groove in the inside, by drawing a cylindrical substance to be worked, which has been fitted into a punch having a spiral groove on the outside circumferential surfac...
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JPS589213U |
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JPS588842U |
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JPS584212U |
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JPS57202917A |
PURPOSE: To prevent case crack, etc. and to use a titled nozzle for a long time, by specifying the shape of the extrusion nozzle in a metallic wire extruding nozzle attached with a nozzle made of super hard material. CONSTITUTION: A diam...
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JPS57199515A |
PURPOSE: To manufacture a composite wire rod whose thickness is scarcely biased, easily and stably, by dividing an extruding chamber of a friction driving type extruding device into 2 chambers, and extruding a housing metal to the second...
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JPS57187109A |
PURPOSE: To manufacture an extruded formed-product having the surface of surely stable corrugated-shape, by providing a block to the position of a core located just behind each bearing part between the core and a cap, and creating an opt...
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